Residential Geothermal

This link highlights our extensive residential product line. With descriptions of the products, features and applications along with a side by side comparison. Although all WaterFurnace products are designed and built to the highest standards, each group of products is unique in its own way.

Welcome to Coulter Heating and Air Conditioning

How Geothermal Works

A WaterFurnace geothermal system operates more efficiently than ordinary heating and air conditioning systems and it can deliver an astounding five units of energy for every one unit of electrical energy used saving you up to 70% for heating, cooling and hot water.

Calculate Your Savings

Making the choice to go green is becoming more and more obvious to Canadians with rising fuel costs. With our free savings calculator you can calculate your potential energy savings and see why upgrading to a geothermal system is the right decision for your property.

Why WaterFurnace?

WaterFurnace is the best known residential geothermal brand in North America. Since 1986 the Ontario WaterFurnace Distributor has been providing homeowners and contractors with comfort solutions to improve their lives and save them money.